Pith Number

pith:5DBDQBBD

pith:2015:5DBDQBBDQFA5CWBA3UGVBF7RSA

not attested not anchored not stored refs pending

Interaction of neutrons with alpha particles: A tribute to Heinz Barschall

B. Hoop (Walden University, Minneapolis, MN, USA)

arxiv:1503.04855 v1 · 2015-03-16 · physics.hist-ph · nucl-ex

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5DBDQBBDQFA5CWBA3UGVBF7RSA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:22:21.414885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8c23804238141d15820dd0d5097f190269a578e10bb3eaf1297aa4caf26bd2f

Aliases

arxiv: 1503.04855 · arxiv_version: 1503.04855v1 · doi: 10.48550/arxiv.1503.04855 · pith_short_12: 5DBDQBBDQFA5 · pith_short_16: 5DBDQBBDQFA5CWBA · pith_short_8: 5DBDQBBD

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5DBDQBBDQFA5CWBA3UGVBF7RSA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e8c23804238141d15820dd0d5097f190269a578e10bb3eaf1297aa4caf26bd2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdac0976665572b5a243b47b17cb60d86524f143b020715a0ff3f0407e27382d",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2015-03-16T21:12:08Z",
    "title_canon_sha256": "5692741bc131291e7df57f014c35ffe01681eea0de5aabb5c978beffeb9f7477"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04855",
    "kind": "arxiv",
    "version": 1
  }
}